annotate mercurial/dagparser.py @ 12957:9f2ac318b92e

util: clarify purpose of MBTextWrapper class It's easy to get confused and scared of an Unicode monster when skimming through this code: document that this is really just about column-counting.
author Nicolas Dumazet <nicdumz.commits@gmail.com>
date Tue, 09 Nov 2010 13:43:35 +0900
parents 4f8067c94729
children 525fdb738975
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1 # dagparser.py - parser and generator for concise description of DAGs
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2 #
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3 # Copyright 2010 Peter Arrenbrecht <peter@arrenbrecht.ch>
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4 #
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5 # This software may be used and distributed according to the terms of the
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6 # GNU General Public License version 2 or any later version.
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7
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8 import re, string
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9 import util
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10 from i18n import _
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11
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12 def parsedag(desc):
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13 '''parses a DAG from a concise textual description; generates events
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14
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15 "+n" is a linear run of n nodes based on the current default parent
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16 "." is a single node based on the current default parent
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17 "$" resets the default parent to -1 (implied at the start);
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18 otherwise the default parent is always the last node created
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19 "<p" sets the default parent to the backref p
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20 "*p" is a fork at parent p, where p is a backref
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21 "*p1/p2/.../pn" is a merge of parents p1..pn, where the pi are backrefs
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22 "/p2/.../pn" is a merge of the preceding node and p2..pn
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23 ":name" defines a label for the preceding node; labels can be redefined
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24 "@text" emits an annotation event for text
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25 "!command" emits an action event for the current node
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26 "!!my command\n" is like "!", but to the end of the line
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27 "#...\n" is a comment up to the end of the line
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28
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29 Whitespace between the above elements is ignored.
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30
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31 A backref is either
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32 * a number n, which references the node curr-n, where curr is the current
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33 node, or
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34 * the name of a label you placed earlier using ":name", or
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35 * empty to denote the default parent.
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36
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37 All string valued-elements are either strictly alphanumeric, or must
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38 be enclosed in double quotes ("..."), with "\" as escape character.
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39
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40 Generates sequence of
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41
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42 ('n', (id, [parentids])) for node creation
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43 ('l', (id, labelname)) for labels on nodes
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44 ('a', text) for annotations
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45 ('c', command) for actions (!)
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46 ('C', command) for line actions (!!)
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47
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48 Examples
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49 --------
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50
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51 Example of a complex graph (output not shown for brevity):
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52
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53 >>> len(list(parsedag("""
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54 ...
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55 ... +3 # 3 nodes in linear run
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56 ... :forkhere # a label for the last of the 3 nodes from above
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57 ... +5 # 5 more nodes on one branch
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58 ... :mergethis # label again
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59 ... <forkhere # set default parent to labelled fork node
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60 ... +10 # 10 more nodes on a parallel branch
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61 ... @stable # following nodes will be annotated as "stable"
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62 ... +5 # 5 nodes in stable
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63 ... !addfile # custom command; could trigger new file in next node
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64 ... +2 # two more nodes
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65 ... /mergethis # merge last node with labelled node
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66 ... +4 # 4 more nodes descending from merge node
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67 ...
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68 ... """)))
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69 34
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70
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71 Empty list:
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72
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73 >>> list(parsedag(""))
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74 []
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75
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76 A simple linear run:
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77
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78 >>> list(parsedag("+3"))
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79 [('n', (0, [-1])), ('n', (1, [0])), ('n', (2, [1]))]
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80
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81 Some non-standard ways to define such runs:
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82
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83 >>> list(parsedag("+1+2"))
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84 [('n', (0, [-1])), ('n', (1, [0])), ('n', (2, [1]))]
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85
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86 >>> list(parsedag("+1*1*"))
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87 [('n', (0, [-1])), ('n', (1, [0])), ('n', (2, [1]))]
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88
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89 >>> list(parsedag("*"))
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90 [('n', (0, [-1]))]
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91
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92 >>> list(parsedag("..."))
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93 [('n', (0, [-1])), ('n', (1, [0])), ('n', (2, [1]))]
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94
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95 A fork and a join, using numeric back references:
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96
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97 >>> list(parsedag("+2*2*/2"))
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98 [('n', (0, [-1])), ('n', (1, [0])), ('n', (2, [0])), ('n', (3, [2, 1]))]
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99
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100 >>> list(parsedag("+2<2+1/2"))
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101 [('n', (0, [-1])), ('n', (1, [0])), ('n', (2, [0])), ('n', (3, [2, 1]))]
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102
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103 Placing a label:
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104
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105 >>> list(parsedag("+1 :mylabel +1"))
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106 [('n', (0, [-1])), ('l', (0, 'mylabel')), ('n', (1, [0]))]
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107
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108 An empty label (silly, really):
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109
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110 >>> list(parsedag("+1:+1"))
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111 [('n', (0, [-1])), ('l', (0, '')), ('n', (1, [0]))]
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112
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113 Fork and join, but with labels instead of numeric back references:
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114
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115 >>> list(parsedag("+1:f +1:p2 *f */p2"))
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116 [('n', (0, [-1])), ('l', (0, 'f')), ('n', (1, [0])), ('l', (1, 'p2')),
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117 ('n', (2, [0])), ('n', (3, [2, 1]))]
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118
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119 >>> list(parsedag("+1:f +1:p2 <f +1 /p2"))
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120 [('n', (0, [-1])), ('l', (0, 'f')), ('n', (1, [0])), ('l', (1, 'p2')),
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121 ('n', (2, [0])), ('n', (3, [2, 1]))]
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122
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123 Restarting from the root:
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124
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125 >>> list(parsedag("+1 $ +1"))
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126 [('n', (0, [-1])), ('n', (1, [-1]))]
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127
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Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
128 Annotations, which are meant to introduce sticky state for subsequent nodes:
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Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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129
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Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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130 >>> list(parsedag("+1 @ann +1"))
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Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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131 [('n', (0, [-1])), ('a', 'ann'), ('n', (1, [0]))]
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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132
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
133 >>> list(parsedag('+1 @"my annotation" +1'))
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
134 [('n', (0, [-1])), ('a', 'my annotation'), ('n', (1, [0]))]
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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135
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
136 Commands, which are meant to operate on the most recently created node:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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137
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
138 >>> list(parsedag("+1 !cmd +1"))
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
139 [('n', (0, [-1])), ('c', 'cmd'), ('n', (1, [0]))]
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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140
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
141 >>> list(parsedag('+1 !"my command" +1'))
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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142 [('n', (0, [-1])), ('c', 'my command'), ('n', (1, [0]))]
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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143
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
144 >>> list(parsedag('+1 !!my command line\\n +1'))
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
145 [('n', (0, [-1])), ('C', 'my command line'), ('n', (1, [0]))]
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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146
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
147 Comments, which extend to the end of the line:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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148
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
149 >>> list(parsedag('+1 # comment\\n+1'))
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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150 [('n', (0, [-1])), ('n', (1, [0]))]
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Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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151
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
152 Error:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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153
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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154 >>> try: list(parsedag('+1 bad'))
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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155 ... except Exception, e: print e
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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156 invalid character in dag description: bad...
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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157
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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158 '''
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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159 if not desc:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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160 return
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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161
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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162 wordchars = string.ascii_letters + string.digits
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Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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163
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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164 labels = {}
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Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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165 p1 = -1
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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166 r = 0
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
167
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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168 def resolve(ref):
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
169 if not ref:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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170 return p1
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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171 elif ref[0] in string.digits:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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172 return r - int(ref)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
173 else:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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174 return labels[ref]
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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175
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
176 chiter = (c for c in desc)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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177
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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178 def nextch():
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
179 try:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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180 return chiter.next()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
181 except StopIteration:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
182 return '\0'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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183
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
184 def nextrun(c, allow):
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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185 s = ''
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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186 while c in allow:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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187 s += c
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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188 c = nextch()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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189 return c, s
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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190
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Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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191 def nextdelimited(c, limit, escape):
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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192 s = ''
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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193 while c != limit:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
194 if c == escape:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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195 c = nextch()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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196 s += c
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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197 c = nextch()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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198 return nextch(), s
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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199
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
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200 def nextstring(c):
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
201 if c == '"':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
202 return nextdelimited(nextch(), '"', '\\')
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
203 else:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
204 return nextrun(c, wordchars)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
205
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
206 c = nextch()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
207 while c != '\0':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
208 while c in string.whitespace:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
209 c = nextch()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
210 if c == '.':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
211 yield 'n', (r, [p1])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
212 p1 = r
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
213 r += 1
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
214 c = nextch()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
215 elif c == '+':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
216 c, digs = nextrun(nextch(), string.digits)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
217 n = int(digs)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
218 for i in xrange(0, n):
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
219 yield 'n', (r, [p1])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
220 p1 = r
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
221 r += 1
12387
4f8067c94729 cleanup: use x in (a, b) instead of x == a or x == b
Brodie Rao <brodie@bitheap.org>
parents: 12134
diff changeset
222 elif c in '*/':
11335
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
223 if c == '*':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
224 c = nextch()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
225 c, pref = nextstring(c)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
226 prefs = [pref]
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
227 while c == '/':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
228 c, pref = nextstring(nextch())
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
229 prefs.append(pref)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
230 ps = [resolve(ref) for ref in prefs]
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
231 yield 'n', (r, ps)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
232 p1 = r
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
233 r += 1
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
234 elif c == '<':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
235 c, ref = nextstring(nextch())
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
236 p1 = resolve(ref)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
237 elif c == ':':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
238 c, name = nextstring(nextch())
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
239 labels[name] = p1
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
240 yield 'l', (p1, name)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
241 elif c == '@':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
242 c, text = nextstring(nextch())
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
243 yield 'a', text
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
244 elif c == '!':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
245 c = nextch()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
246 if c == '!':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
247 cmd = ''
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
248 c = nextch()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
249 while c not in '\n\r\0':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
250 cmd += c
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
251 c = nextch()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
252 yield 'C', cmd
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
253 else:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
254 c, cmd = nextstring(c)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
255 yield 'c', cmd
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
256 elif c == '#':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
257 while c not in '\n\r\0':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
258 c = nextch()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
259 elif c == '$':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
260 p1 = -1
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
261 c = nextch()
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
262 elif c == '\0':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
263 return # in case it was preceded by whitespace
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
264 else:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
265 s = ''
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
266 i = 0
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
267 while c != '\0' and i < 10:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
268 s += c
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
269 i += 1
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
270 c = nextch()
12134
26d86a6cf2af dagparser: translate and lowercase error messages
Martin Geisler <mg@aragost.com>
parents: 11879
diff changeset
271 raise util.Abort(_("invalid character in dag description: %s...") % s)
11335
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
272
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
273 def dagtextlines(events,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
274 addspaces=True,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
275 wraplabels=False,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
276 wrapannotations=False,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
277 wrapcommands=False,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
278 wrapnonlinear=False,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
279 usedots=False,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
280 maxlinewidth=70):
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
281 '''generates single lines for dagtext()'''
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
282
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
283 def wrapstring(text):
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
284 if re.match("^[0-9a-z]*$", text):
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
285 return text
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
286 return '"' + text.replace('\\', '\\\\').replace('"', '\"') + '"'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
287
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
288 def gen():
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
289 labels = {}
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
290 run = 0
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
291 wantr = 0
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
292 needroot = False
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
293 for kind, data in events:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
294 if kind == 'n':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
295 r, ps = data
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
296
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
297 # sanity check
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
298 if r != wantr:
12134
26d86a6cf2af dagparser: translate and lowercase error messages
Martin Geisler <mg@aragost.com>
parents: 11879
diff changeset
299 raise util.Abort(_("expected id %i, got %i") % (wantr, r))
11335
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
300 if not ps:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
301 ps = [-1]
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
302 else:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
303 for p in ps:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
304 if p >= r:
12134
26d86a6cf2af dagparser: translate and lowercase error messages
Martin Geisler <mg@aragost.com>
parents: 11879
diff changeset
305 raise util.Abort(_("parent id %i is larger than "
26d86a6cf2af dagparser: translate and lowercase error messages
Martin Geisler <mg@aragost.com>
parents: 11879
diff changeset
306 "current id %i") % (p, r))
11335
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
307 wantr += 1
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
308
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
309 # new root?
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
310 p1 = r - 1
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
311 if len(ps) == 1 and ps[0] == -1:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
312 if needroot:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
313 if run:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
314 yield '+' + str(run)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
315 run = 0
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
316 if wrapnonlinear:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
317 yield '\n'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
318 yield '$'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
319 p1 = -1
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
320 else:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
321 needroot = True
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
322 if len(ps) == 1 and ps[0] == p1:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
323 if usedots:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
324 yield "."
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
325 else:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
326 run += 1
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
327 else:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
328 if run:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
329 yield '+' + str(run)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
330 run = 0
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
331 if wrapnonlinear:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
332 yield '\n'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
333 prefs = []
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
334 for p in ps:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
335 if p == p1:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
336 prefs.append('')
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
337 elif p in labels:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
338 prefs.append(labels[p])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
339 else:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
340 prefs.append(str(r - p))
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
341 yield '*' + '/'.join(prefs)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
342 else:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
343 if run:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
344 yield '+' + str(run)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
345 run = 0
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
346 if kind == 'l':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
347 rid, name = data
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
348 labels[rid] = name
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
349 yield ':' + name
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
350 if wraplabels:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
351 yield '\n'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
352 elif kind == 'c':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
353 yield '!' + wrapstring(data)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
354 if wrapcommands:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
355 yield '\n'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
356 elif kind == 'C':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
357 yield '!!' + data
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
358 yield '\n'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
359 elif kind == 'a':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
360 if wrapannotations:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
361 yield '\n'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
362 yield '@' + wrapstring(data)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
363 elif kind == '#':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
364 yield '#' + data
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
365 yield '\n'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
366 else:
11344
32a9744acf1e dagparser: replace format with str
Martin Geisler <mg@aragost.com>
parents: 11335
diff changeset
367 raise util.Abort(_("invalid event type in dag: %s")
32a9744acf1e dagparser: replace format with str
Martin Geisler <mg@aragost.com>
parents: 11335
diff changeset
368 % str((type, data)))
11335
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
369 if run:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
370 yield '+' + str(run)
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
371
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
372 line = ''
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
373 for part in gen():
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
374 if part == '\n':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
375 if line:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
376 yield line
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
377 line = ''
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
378 else:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
379 if len(line) + len(part) >= maxlinewidth:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
380 yield line
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
381 line = ''
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
382 elif addspaces and line and part != '.':
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
383 line += ' '
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
384 line += part
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
385 if line:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
386 yield line
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
387
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
388 def dagtext(dag,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
389 addspaces=True,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
390 wraplabels=False,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
391 wrapannotations=False,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
392 wrapcommands=False,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
393 wrapnonlinear=False,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
394 usedots=False,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
395 maxlinewidth=70):
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
396 '''generates lines of a textual representation for a dag event stream
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
397
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
398 events should generate what parsedag() does, so:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
399
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
400 ('n', (id, [parentids])) for node creation
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
401 ('l', (id, labelname)) for labels on nodes
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
402 ('a', text) for annotations
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
403 ('c', text) for commands
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
404 ('C', text) for line commands ('!!')
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
405 ('#', text) for comment lines
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
406
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
407 Parent nodes must come before child nodes.
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
408
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
409 Examples
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
410 --------
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
411
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
412 Linear run:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
413
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
414 >>> dagtext([('n', (0, [-1])), ('n', (1, [0]))])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
415 '+2'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
416
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
417 Two roots:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
418
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
419 >>> dagtext([('n', (0, [-1])), ('n', (1, [-1]))])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
420 '+1 $ +1'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
421
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
422 Fork and join:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
423
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
424 >>> dagtext([('n', (0, [-1])), ('n', (1, [0])), ('n', (2, [0])),
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
425 ... ('n', (3, [2, 1]))])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
426 '+2 *2 */2'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
427
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
428 Fork and join with labels:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
429
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
430 >>> dagtext([('n', (0, [-1])), ('l', (0, 'f')), ('n', (1, [0])),
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
431 ... ('l', (1, 'p2')), ('n', (2, [0])), ('n', (3, [2, 1]))])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
432 '+1 :f +1 :p2 *f */p2'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
433
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
434 Annotations:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
435
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
436 >>> dagtext([('n', (0, [-1])), ('a', 'ann'), ('n', (1, [0]))])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
437 '+1 @ann +1'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
438
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
439 >>> dagtext([('n', (0, [-1])), ('a', 'my annotation'), ('n', (1, [0]))])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
440 '+1 @"my annotation" +1'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
441
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
442 Commands:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
443
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
444 >>> dagtext([('n', (0, [-1])), ('c', 'cmd'), ('n', (1, [0]))])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
445 '+1 !cmd +1'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
446
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
447 >>> dagtext([('n', (0, [-1])), ('c', 'my command'), ('n', (1, [0]))])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
448 '+1 !"my command" +1'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
449
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
450 >>> dagtext([('n', (0, [-1])), ('C', 'my command line'), ('n', (1, [0]))])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
451 '+1 !!my command line\\n+1'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
452
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
453 Comments:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
454
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
455 >>> dagtext([('n', (0, [-1])), ('#', ' comment'), ('n', (1, [0]))])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
456 '+1 # comment\\n+1'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
457
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
458 >>> dagtext([])
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
459 ''
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
460
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
461 Combining parsedag and dagtext:
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
462
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
463 >>> dagtext(parsedag('+1 :f +1 :p2 *f */p2'))
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
464 '+1 :f +1 :p2 *f */p2'
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
465
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
466 '''
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
467 return "\n".join(dagtextlines(dag,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
468 addspaces,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
469 wraplabels,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
470 wrapannotations,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
471 wrapcommands,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
472 wrapnonlinear,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
473 usedots,
3201ff1459dd dagparser: parses and formats DAGs as concise text
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
diff changeset
474 maxlinewidth))